[c-nsp] Understanding 10G line card oversubscription

[Mack McBride]

The 6500 is a fairly old platform but it will be around for a while yet.
Especially if they every release a faster supervisor/fabric.
The 6500 really made Cisco a market leader.

Mack

-----Original Message-----
From: cisco-nsp-bounces at puck.nether.net [mailto:cisco-nsp-bounces at puck.nether.net] On Behalf Of Scott Granados
Sent: Monday, March 21, 2011 4:03 PM
To: Nick Hilliard
Cc: cisco-nsp at puck.nether.net Service Providers
Subject: Re: [c-nsp] Understanding 10G line card oversubscription

When you consider the age of the 65xx platform it's pretty remarkable how they have held up.

On Mar 21, 2011, at 2:55 PM, Nick Hilliard wrote:

> On 21/03/2011 21:41, Greg Whynott wrote:
>> just my opinion,  i may be way off base.
> 
> no, not at all - it's not surprising that something with a chipset from 2 
> years ago will spank it.  The 6500 is a great GE aggregator switch, but 
> only a mediocre 10G platform.  Retro-fitting high density 10G on a 
> backplane dating from the early 2000s is not really a viable option if you 
> actually need to push lots of data through it, so it's not surprising that 
> it's no good for HPC.
> 
> If you can live within their limitations, the current generation of 10G 
> top-of-rack switches provide ridiculously good value.
> 
> Nick
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